体重和身高、上臂围与皮褶厚度、胸围、头围、坐高等指标均属于()。
A.人体测量资料分析
B.营养调查
C.营养监测
D.膳食调查
E.人体营养水平鉴定
参考答案:A
The sun rises in the east and sets in the west, so it seems as if the sun______round the earth.
A.were circling
B.circles
C.is circling
D.be circling
常用的淬火冷却介质有哪几种?